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Disodium Phosphate
CAS: 7558-79-4 | H3Na2O4P
2D Structure
3D Structure
Loading 3D structure...
Basic Information
CAS Registry Number:
7558-79-4
Molecular Formula:
H3Na2O4P
Molecular Mass:
143.97 g/mol
Names and Synonyms:
Disodium Phosphate
Phosphoric acid, sodium salt (1:2)
Phosphoric acid, disodium salt
Anhydrous sodium acid phosphate
Dibasic sodium phosphate
Disodium hydrogen phosphate
Disodium monohydrogen phosphate
Disodium phosphate
DSP
Exsiccated sodium phosphate
Soda Phosphate
Sodium hydrogen phosphate
Sodium phosphate (Na2HPO4)
Disodium orthophosphate
Sodium monohydrogen phosphate
Disodium phosphate (Na2HPO4)
Disodium acid orthophosphate
Disodium acid phosphate
Disodium hydrophosphate
Hydrogen disodium phosphate
Sodium phosphate, dibasic
Monohydrogen disodium phosphate
Acetest
Hydrogen sodium phosphate (HNa2PO4)
Disodium hydrogen orthophosphate (Na2HPO4)
Sodium orthophosphate dibasic
H 10
Sorensen's sodium phosphate
P 8135
Identifiers:
SMILES:
O=P(O)(O)O.[Na].[Na]
InChI:
InChI=1S/2Na.H3O4P/c;;1-5(2,3)4/h;;(H3,1,2,3,4)
Spectral Data
NMR, IR, and Mass spectral data
1H NMR
13C NMR
Predicting NMR spectra...
10 ppm
9
8
7
6
5
4
3
2
1
0 ppm
| Shift (ppm) | Multiplicity | Integration | Assignment |
|---|
200 ppm
180
160
140
120
100
80
60
40
20
0 ppm
| Shift (ppm) | DEPT | Assignment |
|---|
Note: These NMR spectra are predicted computationally and may differ from experimental data. Predictions are based on chemical environment analysis.
All Properties
Comprehensive physical and chemical properties
| Property | Value | Source |
|---|---|---|
| Molecular Mass | 143.97 g/mol | CAS Common Chemistry |
| 143.974 g/mol | RDKit | |
| 143.956433766 g/mol | RDKit | |
| Wikipedia Url | https://en.wikipedia.org/wiki/Disodium_phosphate | CAS Common Chemistry |
| Canonical SMILES | [Na].O=P(O)(O)O | CAS Common Chemistry |
| InChI | InChI=1S/2Na.H3O4P/c;;1-5(2,3)4/h;;(H3,1,2,3,4) | CAS Common Chemistry |
| InChI Key | InChIKey=QLFFCLRSMTUBEZ-UHFFFAOYSA-N | CAS Common Chemistry |
| Name | Disodium phosphate | CAS Common Chemistry |
| Heavy Atom Count | 7 | RDKit |
| Hydrogen Bond Acceptors | 1 | RDKit |
| Hydrogen Bond Donors | 3 | RDKit |
| Rotatable Bonds | 0 | RDKit |
| Aromatic Ring Count | 0 | RDKit |
| Topological Polar Surface Area | 77.76 Ų | RDKit |
| LogP | -1.6902000000000001 | RDKit |
| Molar Refractivity | 25.770899999999997 | RDKit |
